Features 1、【Portable Design with Protecting Mechanism】: Simple and efficient appearance design, beautiful and generous, small and portable, easy to carry, suitable for various occasions. Equipped with an adjustable pointer amplitude function that protects the meterhead from damage. 2、【Accurate Measurement】: Provides a wide bandwidth coverage from 100KHz to 1GHz, ensuring accurate measurement of all kinds of radio frequency signals. (The attached antenna of the device is 400-470Mz, please use different frequency antennas to test different frequency signals, to get better test results and sensitivity). 3、【Efficient Damping Technology】: Built-in automatic damping function ensures that the meterneedle is stable and smooth during the testing process, preventing the meterneedle from swinging too fast, thus improving the accuracy of readings and reducing mechanical wear and tear, enhancing product durability. Specification This field-strength meter provides a wide bandwidth coverage from 100KHz to 1GHz, ensuring accurate measurement of all kinds of radio frequency signals. Equipped with an adjustable pointer amplitude function that protects the meterhead from damage. Built-in automatic damping function, enhancing product durability. It is mainly used for measuring and monitoring interphone field strength/antenna field strength/radiated field strength. It is widely used in radio communication, broadcasting and television, electronic countermeasures and other fields. Features: 【Portable Design with Protecting Mechanism】: Simple and efficient appearance design, beautiful and generous, small and portable, easy to carry, suitable for various occasions. Equipped with an adjustable pointer amplitude function that protects the meterhead from damage. 【Accurate Measurement】: Provides a wide bandwidth coverage from 100KHz to 1GHz, ensuring accurate measurement of all kinds of radio frequency signals. (The attached antenna of the device is 400-470Mz, please use different frequency antennas to test different frequency signals, to get better test results and sensitivity). 【Efficient Damping Technology】: Built-in automatic damping function ensures that the meterneedle is stable and smooth during the testing process, preventing the meterneedle from swinging too fast, thus improving the accuracy of readings and reducing mechanical wear and tear, enhancing product durability. 【High Sensitivity】: The high-sensitivity design makes it capable of accurate measurements at different distances and power levels to meet the needs of different wireless signal strength detection scenarios. 【Wide Applications】: It is mainly used for measuring and monitoring interphone field strength/antenna field strength/radiated field strength. It is widely used in radio communication, broadcasting and television, electronic countermeasures and other fields. Test Sensitivity: 0.1w emitter test distance: 0.1-1 meter 2W/5W emitter test distance: 1-3 meters 10W emitter test distance: 2-5 meters 50W emitter test distance: 3-10 meters Specifications: Name: Field Strength Meter Material: ABS Item size: 110 * 80 * 60mm / 4.33 * 3.15 * 2.36in Item weight: 170g / 6.00ounce Package size: 90 * 115 * 70mm / 3.54 * 4.53 * 2.76in Package weight: 180g / 6.35ounce Packing List: 1 * Field Strength Meter Package List 1 * Field Strength Meter